* Update link in the README to the main JSON-Java repo

* Cleans up some warnings
* Adds new test for bug https://github.com/stleary/JSON-java/issues/332
* Adds some resource handling for string writers using pre-java1.7
support. I know StringWriters don't need a close method called, but the
tests should still handle their resources properly.

src/test/java/org/json/junit/StringsResourceBundle.java

@@ -6,6 +6,7 @@ import java.util.*;
  * A resource bundle class
  */
 public class StringsResourceBundle extends ListResourceBundle {
+    @Override
     public Object[][] getContents() {
         return contents;
     }